| 摘要 |
Method for interconnecting a first and second part (10,11) of a lighting device for a vehicle by mirror welding, comprising a step of supplying said parts (10, 11) wherein each part (10, 11) comprises, in the interface area thereof for contact with the other part, a weld bead (100, 110) intended to come into contact against the weld bead of the other part during the mirror welding, characterized in that the weld bead (110) of at least one (11) of said parts (10, 11) is provided with a plurality of expander ribs (N) spread out along said weld bead (110), in such a way as to locally expand the width of the weld bead (110). Application to the production of signal lights of motor vehicles. |
